Update project structure

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,26 @@
+---
+name: Bug report
+about: Create a report to help us improve
+title: ''
+labels: 'bug'
+assignees: ''
+---
+
+**Describe the bug**  
+<!-- A clear and concise description of what the bug is. -->
+
+**To Reproduce**  
+<!-- Steps or code to reproduce the behavior. -->
+
+**Expected behavior**  
+<!-- A clear and concise description of what you expected to happen. -->
+
+**Build environment**
+ * Library: <!-- cdk, cashu-cli, ... --> 
+ * Language: <!-- Rust, Python, JavaScript, Kotlin, Swift, ... -->
+ * Language version: <!-- e.g. v1.65.0, not applicable --> 
+ * Tag/commit: <!-- e.g. v0.13.0, 3a07614 --> 
+ * OS+version: <!-- e.g. ubuntu 20.04.01, macOS 12.0.1, windows -->   
+
+**Additional context**  
+<!-- Add any other context about the problem here. --> 

.github/ISSUE_TEMPLATE/enhancement_request.md

@@ -0,0 +1,16 @@
+---
+name: Enhancement request
+about: Request a new feature or change to an existing feature
+title: ''
+labels: 'enhancement'
+assignees: ''
+---
+
+**Describe the enhancement**  
+<!-- A clear and concise description of what you would like added or changed. -->
+
+**Use case**  
+<!-- Tell us how you or others will use this new feature or change to an existing feature. --> 
+
+**Additional context**
+<!-- Add any other context about the enhancement here. --> 

.github/dependabot.yml

@@ -0,0 +1,11 @@
+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# Please see the documentation for all configuration options:
+# https://docs.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+
+version: 2
+updates:
+  - package-ecosystem: "cargo"
+    directory: "/" # Location of package manifests
+    schedule:
+      interval: "monthly"

.github/pull_request_template.md

@@ -0,0 +1,32 @@
+<!-- You can erase any parts of this template not applicable to your Pull Request. -->
+
+### Description
+
+<!-- Describe the purpose of this PR, what's being adding and/or fixed -->
+
+### Notes to the reviewers
+
+<!-- In this section you can include notes directed to the reviewers, like explaining why some parts
+of the PR were done in a specific way -->
+
+### Changelog notice
+
+<!-- Add the changelog -->
+
+### Checklists
+
+#### All Submissions:
+
+* [ ] I followed the [contribution guidelines](https://github.com/rust-nostr/nostr/blob/master/CONTRIBUTING.md)
+* [ ] I ran `just precommit` or `just check` before committing
+
+#### New Features:
+
+* [ ] I've added tests for the new feature
+* [ ] I've added docs for the new feature
+
+#### Bugfixes:
+
+* [ ] This pull request breaks the existing API
+* [ ] I've added tests to reproduce the issue which are now passing
+* [ ] I'm linking the issue being fixed by this PR

.github/workflows/ci.yml

@@ -2,9 +2,9 @@ name: CI
 
 on:
   push:
-    branches: [ main ]
+    branches: [ master ]
   pull_request:
-    branches: [ main ]
+    branches: [ master ]
 
 env:
   CARGO_TERM_COLOR: always
@@ -14,75 +14,53 @@ jobs:
     name: Format
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
-      - run: cargo fmt --all -- --config format_code_in_doc_comments=true --check
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Install just
+        run: cargo install just
+      - name: Check
+        run: just check-fmt
 
-  build:
-    name: Build
+  check-crates:
+    name: Check crates
     runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        rust:
-          - version: stable
-        build-args:
-          [
-            -p cashu,
-            -p cashu --no-default-features,
-            -p cashu --no-default-features --features wallet,
-            -p cashu --no-default-features --features mint,
-            -p cashu-sdk,
-            -p cashu-sdk --no-default-features,
-          ]
     steps:
     - name: Checkout
       uses: actions/checkout@v3
-    - name: Cache
-      uses: actions/cache@v3
-      with:
-        path: |
-          ~/.cargo/registry
-          ~/.cargo/git
-          target
-        key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.toml','**/Cargo.lock') }}
-    - name: Set default toolchain
-      run: rustup default ${{ matrix.rust.version }}
-    - name: Set profile
-      run: rustup set profile minimal && rustup component add clippy
-    - name: Build
-      run: cargo build ${{ matrix.build-args }}
-    - name: Clippy
-      run: cargo clippy ${{ matrix.build-args }} -- -D warnings
+    - name: Install just
+      run: cargo install just
+    - name: Check
+      run: just check-crates
 
-  build-wasm:
-    name: Build WASM
+  check-crates-msrv:
+    name: Check crates (MSRV)
     runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        rust:
-          - version: stable
-        build-args:
-          [
-            -p cashu,
-            -p cashu-sdk,
-          ]
     steps:
     - name: Checkout
       uses: actions/checkout@v3
-    - name: Cache
-      uses: actions/cache@v3
-      with:
-        path: |
-          ~/.cargo/registry
-          ~/.cargo/git
-          target
-        key: ${{ runner.os }}-cargo-wasm32-${{ hashFiles('**/Cargo.toml','**/Cargo.lock') }}
-    - name: Set default toolchain
-      run: rustup default ${{ matrix.rust.version }}
-    - name: Add WASM
-      run: rustup target add wasm32-unknown-unknown
-    - name: Set profile
-      run: rustup set profile minimal && rustup component add clippy
-    - name: Build
-      run: cargo build ${{ matrix.build-args }} --target wasm32-unknown-unknown
-    - name: Clippy
-      run: cargo clippy ${{ matrix.build-args }} --target wasm32-unknown-unknown -- -D warnings
+    - name: Install just
+      run: cargo install just
+    - name: Check
+      run: just check-crates-msrv
+
+  check-bindings:
+    name: Check bindings
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v3
+    - name: Install just
+      run: cargo install just
+    - name: Check
+      run: just check-bindings
+
+  check-docs:
+    name: Check docs
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Install just
+        run: cargo install just
+      - name: Check
+        run: just check-docs